Mercurial > touhou
annotate pytouhou/formats/std.py @ 138:429de58498f9
Fix player hitboxes
author | Thibaut Girka <thib@sitedethib.com> |
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date | Sun, 25 Sep 2011 19:55:58 +0200 |
parents | c596a1a69402 |
children | 88361534c77e |
rev | line source |
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1 # -*- encoding: utf-8 -*- |
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2 ## |
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3 ## Copyright (C) 2011 Thibaut Girka <thib@sitedethib.com> |
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4 ## |
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5 ## This program is free software; you can redistribute it and/or modify |
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6 ## it under the terms of the GNU General Public License as published |
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7 ## by the Free Software Foundation; version 3 only. |
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8 ## |
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9 ## This program is distributed in the hope that it will be useful, |
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10 ## but WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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12 ## GNU General Public License for more details. |
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13 ## |
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14 |
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15 |
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16 from struct import pack, unpack, calcsize |
58 | 17 from pytouhou.utils.helpers import read_string, get_logger |
0 | 18 |
58 | 19 logger = get_logger(__name__) |
0 | 20 |
21 | |
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22 class Model(object): |
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23 def __init__(self, unknown=0, bounding_box=None, quads=None): |
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24 self.unknown = 0 |
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25 self.bounding_box = bounding_box or (0., 0., 0., |
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26 0., 0., 0.) |
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27 self.quads = quads or [] |
0 | 28 |
29 | |
30 | |
31 class Stage(object): | |
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32 _instructions = {0: ('fff', 'set_viewpos'), |
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33 1: ('BBBxff', 'set_fog'), |
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34 2: ('fff', 'set_viewpos2'), |
118 | 35 3: ('Ixxxxxxxx', 'start_interpolating_viewpos2'), |
36 4: ('Ixxxxxxxx', 'start_interpolating_fog')} | |
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37 |
97 | 38 def __init__(self): |
0 | 39 self.name = '' |
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40 self.bgms = (('', ''), ('', ''), ('', ''), ('', '')) |
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41 self.models = [] |
0 | 42 self.object_instances = [] |
43 self.script = [] | |
44 | |
45 | |
46 @classmethod | |
97 | 47 def read(cls, file): |
48 stage = Stage() | |
0 | 49 |
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50 nb_models, nb_faces = unpack('<HH', file.read(4)) |
0 | 51 object_instances_offset, script_offset = unpack('<II', file.read(8)) |
52 if file.read(4) != b'\x00\x00\x00\x00': | |
53 raise Exception #TODO | |
54 | |
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55 stage.name = read_string(file, 128, 'shift_jis') |
0 | 56 |
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57 bgm_a = read_string(file, 128, 'shift_jis') |
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58 bgm_b = read_string(file, 128, 'shift_jis') |
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59 bgm_c = read_string(file, 128, 'shift_jis') |
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60 bgm_d = read_string(file, 128, 'shift_jis') |
0 | 61 |
62 bgm_a_path = read_string(file, 128, 'ascii') | |
63 bgm_b_path = read_string(file, 128, 'ascii') | |
64 bgm_c_path = read_string(file, 128, 'ascii') | |
65 bgm_d_path = read_string(file, 128, 'ascii') | |
66 | |
67 stage.bgms = [(bgm_a, bgm_a_path), (bgm_b, bgm_b_path), (bgm_c, bgm_c_path), (bgm_d, bgm_d_path)] #TODO: handle ' ' | |
68 | |
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69 # Read model definitions |
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70 offsets = unpack('<%s' % ('I' * nb_models), file.read(4 * nb_models)) |
0 | 71 for offset in offsets: |
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72 model = Model() |
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73 file.seek(offset) |
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74 id_, unknown, x, y, z, width, height, depth = unpack('<HHffffff', file.read(28)) |
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75 model.unknown = unknown |
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76 model.bounding_box = x, y, z, width, height, depth #TODO: check |
0 | 77 while True: |
78 unknown, size = unpack('<HH', file.read(4)) | |
79 if unknown == 0xffff: | |
80 break | |
81 if size != 0x1c: | |
82 raise Exception #TODO | |
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83 script_index, x, y, z, width, height = unpack('<Hxxfffff', file.read(24)) |
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84 model.quads.append((script_index, x, y, z, width, height)) |
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85 stage.models.append(model) |
0 | 86 |
87 | |
88 # Read object usages | |
89 file.seek(object_instances_offset) | |
90 while True: | |
91 obj_id, unknown, x, y, z = unpack('<HHfff', file.read(16)) | |
92 if (obj_id, unknown) == (0xffff, 0xffff): | |
93 break | |
94 if unknown != 256: | |
95 raise Exception #TODO | |
94
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96 stage.object_instances.append((obj_id, x, y, z)) |
0 | 97 |
98 | |
99 # Read other funny things (script) | |
100 file.seek(script_offset) | |
101 while True: | |
110
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102 frame, opcode, size = unpack('<IHH', file.read(8)) |
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103 if (frame, opcode, size) == (0xffffffff, 0xffff, 0xffff): |
0 | 104 break |
105 if size != 0x0c: | |
106 raise Exception #TODO | |
110
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107 data = file.read(size) |
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108 if opcode in cls._instructions: |
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109 args = unpack('<%s' % cls._instructions[opcode][0], data) |
13 | 110 else: |
111 args = (data,) | |
110
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112 logger.warn('unknown opcode %d', opcode) |
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113 stage.script.append((frame, opcode, args)) |
0 | 114 |
115 return stage | |
116 | |
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117 |
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118 def write(self, file): |
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119 model_offsets = [] |
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120 second_section_offset = 0 |
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121 third_section_offset = 0 |
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122 |
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123 nb_faces = sum(len(model.quads) for model in self.models) |
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124 |
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125 # Write header |
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126 file.write(pack('<HH', len(self.models), nb_faces)) #TODO: nb_faces |
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127 file.write(pack('<II', 0, 0)) |
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128 file.write(pack('<I', 0)) |
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129 file.write(pack('<128s', self.name.encode('shift_jis'))) |
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130 for bgm_name, bgm_path in self.bgms: |
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131 file.write(pack('<128s', bgm_name.encode('shift_jis'))) |
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132 for bgm_name, bgm_path in self.bgms: |
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133 file.write(pack('<128s', bgm_path.encode('ascii'))) |
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134 file.write(b'\x00\x00\x00\x00' * len(self.models)) |
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135 |
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136 # Write first section |
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137 for i, model in enumerate(self.models): |
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138 model_offsets.append(file.tell()) |
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139 file.write(pack('<HHffffff', i, model.unknown, *model.bounding_box)) |
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140 for quad in model.quads: |
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141 file.write(pack('<HH', 0x00, 0x1c)) |
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142 file.write(pack('<Hxxfffff', *quad)) |
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143 file.write(pack('<HH', 0xffff, 4)) |
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144 |
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145 # Write second section |
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146 second_section_offset = file.tell() |
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147 for obj_id, x, y, z in self.object_instances: |
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148 file.write(pack('<HHfff', obj_id, 256, x, y, z)) |
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149 file.write(b'\xff' * 16) |
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150 |
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151 # Write third section |
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152 third_section_offset = file.tell() |
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153 for frame, opcode, args in self.script: |
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154 size = calcsize(self._instructions[opcode][0]) |
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155 file.write(pack('<IHH%s' % self._instructions[opcode][0], frame, opcode, size, *args)) |
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156 file.write(b'\xff' * 20) |
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157 |
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158 # Fix offsets |
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159 file.seek(4) |
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160 file.write(pack('<II', second_section_offset, third_section_offset)) |
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Add writing support to pytouhou.formats.std!
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parents:
97
diff
changeset
|
161 file.seek(16+128+128*2*4) |
3ac41b966fed
Add writing support to pytouhou.formats.std!
Thibaut Girka <thib@sitedethib.com>
parents:
97
diff
changeset
|
162 file.write(pack('<%sI' % len(self.models), *model_offsets)) |
3ac41b966fed
Add writing support to pytouhou.formats.std!
Thibaut Girka <thib@sitedethib.com>
parents:
97
diff
changeset
|
163 |